Leases (Tables)

3 Months Ended

Mar. 31, 2021

Leases [Abstract]

Lease cost and other information

The components of lease expense were as follows:

	Three Months Ended		Three Months Ended
(DOLLARS IN MILLIONS)	March 31, 2021		March 31, 2020
Operating lease cost	$	32	$	12
Finance lease cost	1		1

Supplemental cash flow information related to leases was as follows:

	Three Months Ended		Three Months Ended
(DOLLARS IN MILLIONS)	March 31, 2021		March 31, 2020
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows for operating leases	$	27	$	12
Financing cash flows for finance leases	1		1
Right-of-use assets obtained in exchange for lease obligations
Operating leases	11		11
Finance leases	1		2